EP0765737A4 - Geräuschdämmendes bauteil - Google Patents

Geräuschdämmendes bauteil

Info

Publication number
EP0765737A4
EP0765737A4 EP96905996A EP96905996A EP0765737A4 EP 0765737 A4 EP0765737 A4 EP 0765737A4 EP 96905996 A EP96905996 A EP 96905996A EP 96905996 A EP96905996 A EP 96905996A EP 0765737 A4 EP0765737 A4 EP 0765737A4
Authority
EP
European Patent Office
Prior art keywords
car
sound absorbing
absorbing component
resin molded
molded body
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP96905996A
Other languages
English (en)
French (fr)
Other versions
EP0765737A1 (de
EP0765737B1 (de
Inventor
Syohei Masui
Satoru Funakoshi
Taiji Matsumoto
Katsuhiro Nagayama
Masami Fujimaki
Hiroyuki Yoshitake
Mituaki Sunada
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
K Plasheet Corp
Sumitomo Chemical Co Ltd
Original Assignee
K Plasheet Corp
Sumitomo Chemical Co Ltd
Kawasaki Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP7052445A external-priority patent/JPH08244125A/ja
Priority claimed from JP7052444A external-priority patent/JPH08244150A/ja
Priority claimed from JP15607795A external-priority patent/JPH091714A/ja
Application filed by K Plasheet Corp, Sumitomo Chemical Co Ltd, Kawasaki Steel Corp filed Critical K Plasheet Corp
Publication of EP0765737A1 publication Critical patent/EP0765737A1/de
Publication of EP0765737A4 publication Critical patent/EP0765737A4/de
Application granted granted Critical
Publication of EP0765737B1 publication Critical patent/EP0765737B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/025—Foaming in open moulds, followed by closing the moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
    • B29K2995/0002—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/02—Cellular or porous
    • B32B2305/022—Foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/249933—Fiber embedded in or on the surface of a natural or synthetic rubber matrix
    • Y10T428/249939—Two or more layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • Y10T428/249986—Void-containing component contains also a solid fiber or solid particle

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Laminated Bodies (AREA)
EP19960905996 1995-03-13 1996-03-13 Geräuschdämmendes bauteil Expired - Lifetime EP0765737B1 (de)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP5244495 1995-03-13
JP52444/95 1995-03-13
JP5244595 1995-03-13
JP52445/95 1995-03-13
JP7052445A JPH08244125A (ja) 1995-03-13 1995-03-13 吸音部品
JP7052444A JPH08244150A (ja) 1995-03-13 1995-03-13 吸音部品
JP15607795 1995-06-22
JP156077/95 1995-06-22
JP15607795A JPH091714A (ja) 1995-06-22 1995-06-22 吸音部品およびその製造方法
PCT/JP1996/000618 WO1996028297A1 (en) 1995-03-13 1996-03-13 Sound absorbing component

Publications (3)

Publication Number Publication Date
EP0765737A1 EP0765737A1 (de) 1997-04-02
EP0765737A4 true EP0765737A4 (de) 1999-07-21
EP0765737B1 EP0765737B1 (de) 2004-08-04

Family

ID=27294634

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960905996 Expired - Lifetime EP0765737B1 (de) 1995-03-13 1996-03-13 Geräuschdämmendes bauteil

Country Status (5)

Country Link
US (1) US5981046A (de)
EP (1) EP0765737B1 (de)
KR (1) KR970702786A (de)
DE (1) DE69633042T2 (de)
WO (1) WO1996028297A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998043797A1 (en) * 1997-04-01 1998-10-08 Jsp Corporation Molded body of thermoplastic resin having sound absorption characteristics
JPH1167403A (ja) * 1997-08-08 1999-03-09 Harness Sogo Gijutsu Kenkyusho:Kk 吸音材および該吸音材を備えたケーブルリール
EP1020846B1 (de) * 1999-01-14 2018-09-19 Nichias Corporation Schallabsorbierende Struktur
JP2001009898A (ja) * 1999-06-28 2001-01-16 Idemitsu Petrochem Co Ltd ブロー成形方法およびブロー成形品
US20040023587A1 (en) * 2002-08-02 2004-02-05 C.T.A. Acoustics Acoustical insulation laminate with polyolefin layer and process for making
CA2494741C (en) * 2002-08-02 2009-02-10 Cta Acoustics, Inc. Acoustical insulation laminate with polyolefin layer and process for making
US6769512B2 (en) * 2002-08-02 2004-08-03 C.T.A. Acoustics Acoustical insulation laminate with polyolefin layer and process for making
DE102004014682B4 (de) * 2004-03-25 2017-05-24 Johann Borgers GmbH Verfahren zur Herstellung eines als mindestens teilweise Verkleidung von insbesondere Schallerzeugern dienenden Verbundkörpers und Verwendung desselben
USRE44893E1 (en) 2004-03-26 2014-05-13 Hanwha Azdel, Inc. Fiber reinforced thermoplastic sheets with surface coverings
US7318498B2 (en) * 2004-04-06 2008-01-15 Azdel, Inc. Decorative interior sound absorbing panel
FR2875553B1 (fr) * 2004-09-23 2010-07-30 Peugeot Citroen Automobiles Sa Carter de facade de distribution d'un moteur a explosion, et ensemble forme par un moteur et ce carter
JP4434996B2 (ja) * 2005-03-07 2010-03-17 株式会社プライムポリマー 吸音体の製造方法及びこの製造方法によって得られる吸音体並びに吸音構造体
FR2894539B1 (fr) * 2005-12-09 2008-03-14 Cera Procede de realisation d'un panneau structurel comprenant des cavites acoustiques
US20090042011A1 (en) * 2007-08-10 2009-02-12 Frank Jaarsma Fiber Reinforced Cellular Foam Product
WO2010066229A1 (de) 2008-12-11 2010-06-17 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Gehäuse mit einer schall abstrahlenden gehäusewandung
FR2986207B1 (fr) * 2012-01-26 2014-02-21 Faurecia Automotive Ind Piece d'equipement de vehicule automobile et vehicule automobile associe
US9993990B2 (en) 2013-03-14 2018-06-12 Cta Acoustics, Inc. Thermal insulation
US9193131B2 (en) 2013-03-14 2015-11-24 Cta Acoustics, Inc. Thermal and acoustical insulation
DE102013010339A1 (de) 2013-06-20 2014-01-16 Daimler Ag Herstellverfahren für ein geräuschdämmendes Formteil und geräuschdämmendes Formteil
KR102355136B1 (ko) * 2014-06-25 2022-01-26 엘지전자 주식회사 리니어 압축기, 리니어 압축기의 쉘, 리니어 압축기의 쉘 제작방법
JP6874612B2 (ja) * 2017-09-07 2021-05-19 トヨタ紡織株式会社 内燃機関の吸気系部品
JP7687335B2 (ja) * 2020-03-30 2025-06-03 東ソー株式会社 成形体、吸音材、及び振動吸収材
JP7127894B1 (ja) 2021-03-08 2022-08-30 中川産業株式会社 車両用マフラーの製造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3822764A (en) * 1971-11-25 1974-07-09 Saint Gobain Structural elements having highly improved soundproofing characteristics
EP0063715A1 (de) * 1981-04-20 1982-11-03 Nissan Motor Co., Ltd. Schallisolierende Platte
EP0077987A1 (de) * 1981-10-24 1983-05-04 Nissan Motor Co., Ltd. Schwingungsdämpfer mit Aussteifungsschicht
US4643940A (en) * 1984-08-06 1987-02-17 The Dow Chemical Company Low density fiber-reinforced plastic composites

Family Cites Families (16)

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US4190697A (en) * 1979-01-15 1980-02-26 Milsco Manufacturing Company Multidensity foam article and method of preparation
JPS6217237Y2 (de) * 1980-04-14 1987-05-01
JPS56151131A (en) * 1980-04-24 1981-11-24 Kobe Steel Ltd Piercing method for metallic billet
US4476183A (en) * 1983-11-21 1984-10-09 Monsanto Company Thermoformable laminate structure with improved acoustical absorption
JPS6270922A (ja) * 1985-09-04 1987-04-01 Fujitsu Ltd クロツク位相調整方式
JPH0545688Y2 (de) * 1985-10-21 1993-11-25
GB8527023D0 (en) * 1985-11-01 1985-12-04 Wiggins Teape Group Ltd Moulded fibre reinforced plastic articles
US4798756A (en) * 1987-01-09 1989-01-17 Toyo Tire & Rubber Company Limited Laminate structure of interior finishing material
JPH078320Y2 (ja) * 1988-05-16 1995-03-01 河西工業株式会社 エンジンルーム用インシュレータ
DE4002067A1 (de) * 1990-01-25 1991-08-14 Basf Ag Laminate mit verbesserter kantenstabilitaet
US5438171A (en) * 1992-01-22 1995-08-01 Carsonite International Corporation Composite sound wall
DE4227300A1 (de) * 1992-08-18 1994-02-24 Bosch Gmbh Robert Aggregat für ein hydraulisches Bremssystem eines Kraftfahrzeuges
JP3006967B2 (ja) * 1992-11-26 2000-02-07 盟和産業株式会社 車両用防音材
JPH06332466A (ja) * 1993-05-20 1994-12-02 Nissan Motor Co Ltd 車両外装用吸音材
JP2715884B2 (ja) * 1993-12-10 1998-02-18 日東紡績株式会社 透光性吸音体
JPH08244150A (ja) * 1995-03-13 1996-09-24 Sumitomo Chem Co Ltd 吸音部品

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3822764A (en) * 1971-11-25 1974-07-09 Saint Gobain Structural elements having highly improved soundproofing characteristics
EP0063715A1 (de) * 1981-04-20 1982-11-03 Nissan Motor Co., Ltd. Schallisolierende Platte
EP0077987A1 (de) * 1981-10-24 1983-05-04 Nissan Motor Co., Ltd. Schwingungsdämpfer mit Aussteifungsschicht
US4643940A (en) * 1984-08-06 1987-02-17 The Dow Chemical Company Low density fiber-reinforced plastic composites

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9628297A1 *

Also Published As

Publication number Publication date
US5981046A (en) 1999-11-09
DE69633042D1 (de) 2004-09-09
EP0765737A1 (de) 1997-04-02
EP0765737B1 (de) 2004-08-04
WO1996028297A1 (en) 1996-09-19
DE69633042T2 (de) 2005-07-21
KR970702786A (ko) 1997-06-10

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